package com.qidian.blog.filter;

import javax.servlet.*;
import javax.servlet.annotation.WebFilter;
import javax.servlet.http.HttpServletRequest;
import java.io.IOException;

/**
 * @author 戴着假发的程序员
 * @company 起点编程
 * 2022/10/9 14:58
 */
@WebFilter("/*")
public class CharSetFilter implements Filter {

    @Override
    public void init(FilterConfig filterConfig) throws ServletException {

    }

    @Override
    public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain) throws IOException, ServletException {
        if(((HttpServletRequest)request).getMethod().equalsIgnoreCase("POST"))
            request.setCharacterEncoding("utf-8");
        chain.doFilter(request,response);
    }

    @Override
    public void destroy() {

    }
}
